Fix and reenable liblouis chromevox tests.

chrome/browser/resources/chromeos/chromevox/braille/braille_translator_manager.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview Keeps track of the current braille translators.
  */
 
 goog.provide('cvox.BrailleTranslatorManager');
 
@@ skipping 43 matching lines @@
    * @type {cvox.LibLouis.Translator}
    * @private
    */
   this.uncontractedTranslator_ = null;
   /**
    * @type {string?}
    * @private
    */
   this.uncontractedTableId_ = null;
 
-  this.fetchTables_();
-  document.addEventListener('DOMContentLoaded', this.loadLiblouis_.bind(this),
-                            false);
+  if (!opt_liblouisForTest) {
+    document.addEventListener('DOMContentLoaded',
+                              this.loadLiblouis_.bind(this),
+                              false);
+  }
 };
 
 cvox.BrailleTranslatorManager.prototype = {
   /**
    * Adds a listener to be called whenever there is a change in the
    * translator(s) returned by other methods of this instance.
    * @param {function()} listener The listener.
    */
   addChangeListener: function(listener) {
     this.changeListeners_.push(listener);
@@ skipping 127 matching lines @@
 
   /**
    * Loads the liblouis instance by attaching it to the document.
    * @private
    */
   loadLiblouis_: function() {
     // Cast away nullability.  When the document is loaded, it will always
     // have a body.
     this.liblouis_.attachToElement(
         /** @type {!HTMLBodyElement} */ (document.body));
+    this.fetchTables_();
   },
 
   /**
    * @return {!cvox.LibLouis} The liblouis instance used by this object.
    */
   getLibLouisForTest: function() {
     return this.liblouis_;
   },
 
   /**
    * @return {!Array<cvox.BrailleTable.Table>} The currently loaded braille
    *     tables, or an empty array if they are not yet loaded.
    */
   getTablesForTest: function() {
     return this.tables_;
   }
 };